In a field free region, two electrons are released to move on a line towards each other with velocities 106ms−1. The distance of their closest approach will be nearer to
1.28×10−10
1.92×10−10
2.56×10−10
3.84×10−10
A
1.92×10−10
B
2.56×10−10
C
1.28×10−10
D
3.84×10−10
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